I am studying for my finals and I have a review problem I can't solve. For purpose of doing this problem by myself, I'll leave out certain details.
So this is concerning Hamming distance I suppose. ...

I have just started learning cryptography and I am trying to make sense of the direct sum on some binary numbers.
I am trying to find a column of a state space after a Mixcolumns operation has been ...

Recently, I was given three ciphers to crack for my cryptography class. At this point, I have guessed that one of them is likely a Hill cipher (probably 3x3, as that is the most complex we have done ...

Assume there is a crypto algorithm that deals with matrices to encrypt and decrypt. Regardless of the specification of such algorithm, what if the algorithm assumes that two parties can securely agree ...